./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product47_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0cd3be1d Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_eecc017d-e1ba-455f-a9c4-6de9a23a1a47/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_eecc017d-e1ba-455f-a9c4-6de9a23a1a47/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_eecc017d-e1ba-455f-a9c4-6de9a23a1a47/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_eecc017d-e1ba-455f-a9c4-6de9a23a1a47/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product47_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_eecc017d-e1ba-455f-a9c4-6de9a23a1a47/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_eecc017d-e1ba-455f-a9c4-6de9a23a1a47/bin-2019/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d3ebf7e0857ea2577a0261191567e6475555f928 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-0cd3be1 [2018-11-28 13:14:46,802 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-28 13:14:46,803 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-28 13:14:46,811 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-28 13:14:46,811 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-28 13:14:46,811 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-28 13:14:46,812 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-28 13:14:46,813 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-28 13:14:46,814 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-28 13:14:46,815 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-28 13:14:46,815 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-28 13:14:46,816 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-28 13:14:46,816 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-28 13:14:46,817 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-28 13:14:46,818 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-28 13:14:46,818 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-28 13:14:46,819 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-28 13:14:46,820 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-28 13:14:46,821 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-28 13:14:46,822 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-28 13:14:46,823 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-28 13:14:46,824 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-28 13:14:46,825 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-28 13:14:46,826 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-28 13:14:46,826 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-28 13:14:46,826 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-28 13:14:46,827 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-28 13:14:46,828 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-28 13:14:46,828 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-28 13:14:46,829 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-28 13:14:46,829 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-28 13:14:46,830 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-28 13:14:46,830 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-28 13:14:46,830 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-28 13:14:46,831 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-28 13:14:46,831 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-28 13:14:46,831 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_eecc017d-e1ba-455f-a9c4-6de9a23a1a47/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-28 13:14:46,841 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-28 13:14:46,841 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-28 13:14:46,842 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-28 13:14:46,842 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-28 13:14:46,842 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-28 13:14:46,842 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-28 13:14:46,843 INFO L133 SettingsManager]: * Use SBE=true [2018-11-28 13:14:46,843 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-28 13:14:46,843 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-28 13:14:46,843 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-28 13:14:46,843 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-28 13:14:46,843 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-28 13:14:46,843 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-28 13:14:46,843 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-28 13:14:46,843 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-28 13:14:46,843 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-28 13:14:46,844 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-28 13:14:46,844 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-28 13:14:46,844 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-28 13:14:46,844 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-28 13:14:46,844 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-28 13:14:46,844 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-28 13:14:46,844 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-28 13:14:46,844 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-28 13:14:46,844 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-28 13:14:46,844 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-28 13:14:46,844 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-28 13:14:46,844 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-28 13:14:46,844 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-28 13:14:46,845 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-28 13:14:46,845 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_eecc017d-e1ba-455f-a9c4-6de9a23a1a47/bin-2019/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d3ebf7e0857ea2577a0261191567e6475555f928 [2018-11-28 13:14:46,866 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-28 13:14:46,874 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-28 13:14:46,876 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-28 13:14:46,877 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-28 13:14:46,877 INFO L276 PluginConnector]: CDTParser initialized [2018-11-28 13:14:46,878 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_eecc017d-e1ba-455f-a9c4-6de9a23a1a47/bin-2019/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec2_product47_true-unreach-call_false-termination.cil.c [2018-11-28 13:14:46,915 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_eecc017d-e1ba-455f-a9c4-6de9a23a1a47/bin-2019/uautomizer/data/91d93ed99/129aa2ea873c4de499b045cb28081c2a/FLAGa5d7d124c [2018-11-28 13:14:47,260 INFO L307 CDTParser]: Found 1 translation units. [2018-11-28 13:14:47,261 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_eecc017d-e1ba-455f-a9c4-6de9a23a1a47/sv-benchmarks/c/product-lines/minepump_spec2_product47_true-unreach-call_false-termination.cil.c [2018-11-28 13:14:47,267 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_eecc017d-e1ba-455f-a9c4-6de9a23a1a47/bin-2019/uautomizer/data/91d93ed99/129aa2ea873c4de499b045cb28081c2a/FLAGa5d7d124c [2018-11-28 13:14:47,278 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_eecc017d-e1ba-455f-a9c4-6de9a23a1a47/bin-2019/uautomizer/data/91d93ed99/129aa2ea873c4de499b045cb28081c2a [2018-11-28 13:14:47,280 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-28 13:14:47,281 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-28 13:14:47,281 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-28 13:14:47,281 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-28 13:14:47,284 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-28 13:14:47,284 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 01:14:47" (1/1) ... [2018-11-28 13:14:47,286 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@75eb1ba8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:14:47, skipping insertion in model container [2018-11-28 13:14:47,286 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 01:14:47" (1/1) ... [2018-11-28 13:14:47,290 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-28 13:14:47,319 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-28 13:14:47,509 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 13:14:47,568 INFO L191 MainTranslator]: Completed pre-run [2018-11-28 13:14:47,622 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 13:14:47,643 INFO L195 MainTranslator]: Completed translation [2018-11-28 13:14:47,643 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:14:47 WrapperNode [2018-11-28 13:14:47,643 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-28 13:14:47,644 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-28 13:14:47,644 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-28 13:14:47,644 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-28 13:14:47,651 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:14:47" (1/1) ... [2018-11-28 13:14:47,661 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:14:47" (1/1) ... [2018-11-28 13:14:47,668 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-28 13:14:47,668 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-28 13:14:47,668 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-28 13:14:47,668 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-28 13:14:47,674 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:14:47" (1/1) ... [2018-11-28 13:14:47,675 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:14:47" (1/1) ... [2018-11-28 13:14:47,677 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:14:47" (1/1) ... [2018-11-28 13:14:47,677 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:14:47" (1/1) ... [2018-11-28 13:14:47,685 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:14:47" (1/1) ... [2018-11-28 13:14:47,689 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:14:47" (1/1) ... [2018-11-28 13:14:47,691 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:14:47" (1/1) ... [2018-11-28 13:14:47,695 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-28 13:14:47,695 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-28 13:14:47,695 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-28 13:14:47,695 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-28 13:14:47,696 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:14:47" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_eecc017d-e1ba-455f-a9c4-6de9a23a1a47/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-28 13:14:47,735 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-11-28 13:14:47,735 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-11-28 13:14:47,735 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-28 13:14:47,736 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-28 13:14:47,736 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2018-11-28 13:14:47,736 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2018-11-28 13:14:47,736 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-28 13:14:47,736 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-11-28 13:14:47,736 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-11-28 13:14:47,736 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-11-28 13:14:47,736 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-11-28 13:14:47,737 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2018-11-28 13:14:47,737 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2018-11-28 13:14:47,737 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-11-28 13:14:47,737 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-11-28 13:14:47,737 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-11-28 13:14:47,737 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-11-28 13:14:47,737 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2018-11-28 13:14:47,737 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2018-11-28 13:14:47,738 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2018-11-28 13:14:47,738 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2018-11-28 13:14:47,738 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2018-11-28 13:14:47,738 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2018-11-28 13:14:47,738 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2018-11-28 13:14:47,738 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2018-11-28 13:14:47,738 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-28 13:14:47,738 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-28 13:14:47,739 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-28 13:14:47,739 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-28 13:14:47,739 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-11-28 13:14:47,739 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-11-28 13:14:47,739 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-11-28 13:14:47,739 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-11-28 13:14:47,739 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-28 13:14:47,739 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-28 13:14:47,740 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-11-28 13:14:47,740 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-11-28 13:14:47,740 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-11-28 13:14:47,740 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-11-28 13:14:47,740 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2018-11-28 13:14:47,740 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2018-11-28 13:14:47,740 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-11-28 13:14:47,740 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-11-28 13:14:47,741 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-11-28 13:14:47,741 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-11-28 13:14:47,741 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-11-28 13:14:47,741 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-11-28 13:14:47,741 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-28 13:14:47,744 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-28 13:14:47,744 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__highWaterSensor [2018-11-28 13:14:47,744 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__highWaterSensor [2018-11-28 13:14:47,744 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-11-28 13:14:47,744 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-28 13:14:47,744 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-28 13:14:47,744 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-28 13:14:47,744 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-28 13:14:47,745 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-11-28 13:14:47,745 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-11-28 13:14:47,745 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-28 13:14:47,745 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-28 13:14:48,158 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-28 13:14:48,158 INFO L280 CfgBuilder]: Removed 2 assue(true) statements. [2018-11-28 13:14:48,158 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 01:14:48 BoogieIcfgContainer [2018-11-28 13:14:48,158 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-28 13:14:48,159 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-28 13:14:48,159 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-28 13:14:48,162 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-28 13:14:48,162 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 01:14:47" (1/3) ... [2018-11-28 13:14:48,162 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@397bcc79 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 01:14:48, skipping insertion in model container [2018-11-28 13:14:48,163 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:14:47" (2/3) ... [2018-11-28 13:14:48,163 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@397bcc79 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 01:14:48, skipping insertion in model container [2018-11-28 13:14:48,163 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 01:14:48" (3/3) ... [2018-11-28 13:14:48,164 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product47_true-unreach-call_false-termination.cil.c [2018-11-28 13:14:48,171 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-28 13:14:48,176 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-28 13:14:48,189 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-28 13:14:48,207 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-28 13:14:48,208 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-28 13:14:48,208 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-28 13:14:48,208 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-28 13:14:48,208 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-28 13:14:48,208 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-28 13:14:48,208 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-28 13:14:48,208 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-28 13:14:48,208 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-28 13:14:48,225 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states. [2018-11-28 13:14:48,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-28 13:14:48,231 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 13:14:48,231 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 13:14:48,233 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 13:14:48,238 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 13:14:48,238 INFO L82 PathProgramCache]: Analyzing trace with hash 1907958204, now seen corresponding path program 1 times [2018-11-28 13:14:48,240 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 13:14:48,240 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 13:14:48,274 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:14:48,274 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 13:14:48,274 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:14:48,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 13:14:48,423 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 13:14:48,426 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 13:14:48,426 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-28 13:14:48,429 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-28 13:14:48,438 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-28 13:14:48,439 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-28 13:14:48,440 INFO L87 Difference]: Start difference. First operand 154 states. Second operand 2 states. [2018-11-28 13:14:48,463 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 13:14:48,463 INFO L93 Difference]: Finished difference Result 278 states and 349 transitions. [2018-11-28 13:14:48,463 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-28 13:14:48,464 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 51 [2018-11-28 13:14:48,465 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 13:14:48,471 INFO L225 Difference]: With dead ends: 278 [2018-11-28 13:14:48,471 INFO L226 Difference]: Without dead ends: 141 [2018-11-28 13:14:48,474 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-28 13:14:48,484 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 141 states. [2018-11-28 13:14:48,503 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 141 to 141. [2018-11-28 13:14:48,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 141 states. [2018-11-28 13:14:48,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 141 states and 168 transitions. [2018-11-28 13:14:48,507 INFO L78 Accepts]: Start accepts. Automaton has 141 states and 168 transitions. Word has length 51 [2018-11-28 13:14:48,507 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 13:14:48,507 INFO L480 AbstractCegarLoop]: Abstraction has 141 states and 168 transitions. [2018-11-28 13:14:48,508 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-28 13:14:48,508 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 168 transitions. [2018-11-28 13:14:48,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-28 13:14:48,510 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 13:14:48,510 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 13:14:48,510 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 13:14:48,510 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 13:14:48,511 INFO L82 PathProgramCache]: Analyzing trace with hash -32224306, now seen corresponding path program 1 times [2018-11-28 13:14:48,511 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 13:14:48,511 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 13:14:48,512 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:14:48,512 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 13:14:48,512 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:14:48,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 13:14:48,591 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 13:14:48,591 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 13:14:48,592 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-28 13:14:48,593 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-28 13:14:48,593 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-28 13:14:48,593 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 13:14:48,594 INFO L87 Difference]: Start difference. First operand 141 states and 168 transitions. Second operand 3 states. [2018-11-28 13:14:48,612 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 13:14:48,613 INFO L93 Difference]: Finished difference Result 221 states and 263 transitions. [2018-11-28 13:14:48,614 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-28 13:14:48,614 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2018-11-28 13:14:48,614 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 13:14:48,616 INFO L225 Difference]: With dead ends: 221 [2018-11-28 13:14:48,616 INFO L226 Difference]: Without dead ends: 132 [2018-11-28 13:14:48,617 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 13:14:48,617 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 132 states. [2018-11-28 13:14:48,626 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 132 to 132. [2018-11-28 13:14:48,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 132 states. [2018-11-28 13:14:48,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 132 states and 156 transitions. [2018-11-28 13:14:48,628 INFO L78 Accepts]: Start accepts. Automaton has 132 states and 156 transitions. Word has length 52 [2018-11-28 13:14:48,628 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 13:14:48,629 INFO L480 AbstractCegarLoop]: Abstraction has 132 states and 156 transitions. [2018-11-28 13:14:48,629 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-28 13:14:48,629 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 156 transitions. [2018-11-28 13:14:48,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-11-28 13:14:48,630 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 13:14:48,630 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 13:14:48,631 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 13:14:48,631 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 13:14:48,631 INFO L82 PathProgramCache]: Analyzing trace with hash 145716492, now seen corresponding path program 1 times [2018-11-28 13:14:48,631 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 13:14:48,631 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 13:14:48,632 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:14:48,632 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 13:14:48,632 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:14:48,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 13:14:48,734 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 13:14:48,734 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 13:14:48,734 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-28 13:14:48,734 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-28 13:14:48,735 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-28 13:14:48,735 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-11-28 13:14:48,735 INFO L87 Difference]: Start difference. First operand 132 states and 156 transitions. Second operand 7 states. [2018-11-28 13:14:49,095 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 13:14:49,096 INFO L93 Difference]: Finished difference Result 391 states and 480 transitions. [2018-11-28 13:14:49,096 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-28 13:14:49,096 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 56 [2018-11-28 13:14:49,096 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 13:14:49,099 INFO L225 Difference]: With dead ends: 391 [2018-11-28 13:14:49,099 INFO L226 Difference]: Without dead ends: 287 [2018-11-28 13:14:49,100 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-11-28 13:14:49,101 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 287 states. [2018-11-28 13:14:49,132 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 287 to 279. [2018-11-28 13:14:49,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 279 states. [2018-11-28 13:14:49,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 279 states and 342 transitions. [2018-11-28 13:14:49,134 INFO L78 Accepts]: Start accepts. Automaton has 279 states and 342 transitions. Word has length 56 [2018-11-28 13:14:49,134 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 13:14:49,134 INFO L480 AbstractCegarLoop]: Abstraction has 279 states and 342 transitions. [2018-11-28 13:14:49,135 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-28 13:14:49,135 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 342 transitions. [2018-11-28 13:14:49,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-11-28 13:14:49,137 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 13:14:49,137 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 13:14:49,137 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 13:14:49,137 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 13:14:49,138 INFO L82 PathProgramCache]: Analyzing trace with hash 96715133, now seen corresponding path program 1 times [2018-11-28 13:14:49,138 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 13:14:49,138 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 13:14:49,139 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:14:49,139 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 13:14:49,139 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:14:49,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 13:14:49,229 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 13:14:49,229 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 13:14:49,229 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-28 13:14:49,229 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-28 13:14:49,229 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-28 13:14:49,229 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-28 13:14:49,230 INFO L87 Difference]: Start difference. First operand 279 states and 342 transitions. Second operand 6 states. [2018-11-28 13:14:49,387 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 13:14:49,387 INFO L93 Difference]: Finished difference Result 763 states and 960 transitions. [2018-11-28 13:14:49,388 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-28 13:14:49,388 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 62 [2018-11-28 13:14:49,388 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 13:14:49,390 INFO L225 Difference]: With dead ends: 763 [2018-11-28 13:14:49,391 INFO L226 Difference]: Without dead ends: 512 [2018-11-28 13:14:49,393 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-11-28 13:14:49,394 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 512 states. [2018-11-28 13:14:49,429 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 512 to 506. [2018-11-28 13:14:49,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 506 states. [2018-11-28 13:14:49,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 506 states to 506 states and 624 transitions. [2018-11-28 13:14:49,432 INFO L78 Accepts]: Start accepts. Automaton has 506 states and 624 transitions. Word has length 62 [2018-11-28 13:14:49,432 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 13:14:49,432 INFO L480 AbstractCegarLoop]: Abstraction has 506 states and 624 transitions. [2018-11-28 13:14:49,432 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-28 13:14:49,432 INFO L276 IsEmpty]: Start isEmpty. Operand 506 states and 624 transitions. [2018-11-28 13:14:49,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-11-28 13:14:49,435 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 13:14:49,435 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 13:14:49,435 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 13:14:49,435 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 13:14:49,436 INFO L82 PathProgramCache]: Analyzing trace with hash -1885698951, now seen corresponding path program 1 times [2018-11-28 13:14:49,436 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 13:14:49,436 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 13:14:49,437 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:14:49,437 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 13:14:49,437 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:14:49,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 13:14:49,542 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 13:14:49,542 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 13:14:49,543 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-28 13:14:49,543 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-28 13:14:49,543 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-28 13:14:49,543 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-28 13:14:49,544 INFO L87 Difference]: Start difference. First operand 506 states and 624 transitions. Second operand 7 states. [2018-11-28 13:14:49,939 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 13:14:49,939 INFO L93 Difference]: Finished difference Result 1329 states and 1750 transitions. [2018-11-28 13:14:49,940 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-11-28 13:14:49,940 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 66 [2018-11-28 13:14:49,940 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 13:14:49,944 INFO L225 Difference]: With dead ends: 1329 [2018-11-28 13:14:49,944 INFO L226 Difference]: Without dead ends: 851 [2018-11-28 13:14:49,945 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2018-11-28 13:14:49,946 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 851 states. [2018-11-28 13:14:49,982 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 851 to 755. [2018-11-28 13:14:49,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 755 states. [2018-11-28 13:14:49,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 755 states to 755 states and 919 transitions. [2018-11-28 13:14:49,985 INFO L78 Accepts]: Start accepts. Automaton has 755 states and 919 transitions. Word has length 66 [2018-11-28 13:14:49,986 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 13:14:49,986 INFO L480 AbstractCegarLoop]: Abstraction has 755 states and 919 transitions. [2018-11-28 13:14:49,986 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-28 13:14:49,986 INFO L276 IsEmpty]: Start isEmpty. Operand 755 states and 919 transitions. [2018-11-28 13:14:49,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-11-28 13:14:49,988 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 13:14:49,988 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 13:14:49,989 INFO L423 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 13:14:49,989 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 13:14:49,989 INFO L82 PathProgramCache]: Analyzing trace with hash -955609821, now seen corresponding path program 1 times [2018-11-28 13:14:49,989 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 13:14:49,989 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 13:14:49,990 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:14:49,990 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 13:14:49,990 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:14:50,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 13:14:50,052 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-28 13:14:50,052 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 13:14:50,052 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-28 13:14:50,053 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-28 13:14:50,053 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-28 13:14:50,053 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-28 13:14:50,053 INFO L87 Difference]: Start difference. First operand 755 states and 919 transitions. Second operand 6 states. [2018-11-28 13:14:50,088 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 13:14:50,088 INFO L93 Difference]: Finished difference Result 1510 states and 1898 transitions. [2018-11-28 13:14:50,089 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-28 13:14:50,089 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 103 [2018-11-28 13:14:50,089 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 13:14:50,091 INFO L225 Difference]: With dead ends: 1510 [2018-11-28 13:14:50,091 INFO L226 Difference]: Without dead ends: 783 [2018-11-28 13:14:50,093 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-11-28 13:14:50,093 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 783 states. [2018-11-28 13:14:50,116 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 783 to 775. [2018-11-28 13:14:50,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 775 states. [2018-11-28 13:14:50,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 775 states to 775 states and 939 transitions. [2018-11-28 13:14:50,119 INFO L78 Accepts]: Start accepts. Automaton has 775 states and 939 transitions. Word has length 103 [2018-11-28 13:14:50,120 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 13:14:50,120 INFO L480 AbstractCegarLoop]: Abstraction has 775 states and 939 transitions. [2018-11-28 13:14:50,120 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-28 13:14:50,120 INFO L276 IsEmpty]: Start isEmpty. Operand 775 states and 939 transitions. [2018-11-28 13:14:50,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-11-28 13:14:50,121 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 13:14:50,121 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 13:14:50,121 INFO L423 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 13:14:50,122 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 13:14:50,122 INFO L82 PathProgramCache]: Analyzing trace with hash 972662881, now seen corresponding path program 1 times [2018-11-28 13:14:50,122 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 13:14:50,122 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 13:14:50,122 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:14:50,123 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 13:14:50,123 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:14:50,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 13:14:50,190 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-28 13:14:50,190 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 13:14:50,190 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-11-28 13:14:50,190 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-28 13:14:50,191 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-28 13:14:50,191 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-11-28 13:14:50,191 INFO L87 Difference]: Start difference. First operand 775 states and 939 transitions. Second operand 8 states. [2018-11-28 13:14:50,231 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 13:14:50,231 INFO L93 Difference]: Finished difference Result 1550 states and 1938 transitions. [2018-11-28 13:14:50,232 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-28 13:14:50,232 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 103 [2018-11-28 13:14:50,232 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 13:14:50,235 INFO L225 Difference]: With dead ends: 1550 [2018-11-28 13:14:50,235 INFO L226 Difference]: Without dead ends: 803 [2018-11-28 13:14:50,236 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-11-28 13:14:50,237 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 803 states. [2018-11-28 13:14:50,260 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 803 to 791. [2018-11-28 13:14:50,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 791 states. [2018-11-28 13:14:50,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 791 states to 791 states and 955 transitions. [2018-11-28 13:14:50,263 INFO L78 Accepts]: Start accepts. Automaton has 791 states and 955 transitions. Word has length 103 [2018-11-28 13:14:50,263 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 13:14:50,263 INFO L480 AbstractCegarLoop]: Abstraction has 791 states and 955 transitions. [2018-11-28 13:14:50,263 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-28 13:14:50,263 INFO L276 IsEmpty]: Start isEmpty. Operand 791 states and 955 transitions. [2018-11-28 13:14:50,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-11-28 13:14:50,265 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 13:14:50,265 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 13:14:50,266 INFO L423 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 13:14:50,266 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 13:14:50,266 INFO L82 PathProgramCache]: Analyzing trace with hash 732122752, now seen corresponding path program 1 times [2018-11-28 13:14:50,266 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 13:14:50,266 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 13:14:50,267 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:14:50,267 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 13:14:50,267 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:14:50,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 13:14:50,334 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-28 13:14:50,334 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 13:14:50,334 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-28 13:14:50,335 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-28 13:14:50,335 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-28 13:14:50,335 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-28 13:14:50,335 INFO L87 Difference]: Start difference. First operand 791 states and 955 transitions. Second operand 4 states. [2018-11-28 13:14:50,496 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 13:14:50,496 INFO L93 Difference]: Finished difference Result 2497 states and 3166 transitions. [2018-11-28 13:14:50,497 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-28 13:14:50,497 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 103 [2018-11-28 13:14:50,497 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 13:14:50,502 INFO L225 Difference]: With dead ends: 2497 [2018-11-28 13:14:50,502 INFO L226 Difference]: Without dead ends: 1734 [2018-11-28 13:14:50,504 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-28 13:14:50,506 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1734 states. [2018-11-28 13:14:50,561 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1734 to 1703. [2018-11-28 13:14:50,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1703 states. [2018-11-28 13:14:50,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1703 states to 1703 states and 2111 transitions. [2018-11-28 13:14:50,566 INFO L78 Accepts]: Start accepts. Automaton has 1703 states and 2111 transitions. Word has length 103 [2018-11-28 13:14:50,566 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 13:14:50,567 INFO L480 AbstractCegarLoop]: Abstraction has 1703 states and 2111 transitions. [2018-11-28 13:14:50,567 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-28 13:14:50,567 INFO L276 IsEmpty]: Start isEmpty. Operand 1703 states and 2111 transitions. [2018-11-28 13:14:50,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-11-28 13:14:50,569 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 13:14:50,569 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 13:14:50,570 INFO L423 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 13:14:50,570 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 13:14:50,570 INFO L82 PathProgramCache]: Analyzing trace with hash -737330874, now seen corresponding path program 1 times [2018-11-28 13:14:50,570 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 13:14:50,570 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 13:14:50,571 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:14:50,571 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 13:14:50,571 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:14:50,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 13:14:50,673 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-28 13:14:50,673 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-28 13:14:50,673 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_eecc017d-e1ba-455f-a9c4-6de9a23a1a47/bin-2019/uautomizer/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-28 13:14:50,681 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 13:14:50,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 13:14:50,773 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 13:14:50,930 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 13:14:50,946 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-28 13:14:50,946 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [13] total 19 [2018-11-28 13:14:50,947 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-11-28 13:14:50,947 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-11-28 13:14:50,947 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=294, Unknown=0, NotChecked=0, Total=342 [2018-11-28 13:14:50,947 INFO L87 Difference]: Start difference. First operand 1703 states and 2111 transitions. Second operand 19 states. [2018-11-28 13:14:51,661 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 13:14:51,661 INFO L93 Difference]: Finished difference Result 3348 states and 4198 transitions. [2018-11-28 13:14:51,662 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-11-28 13:14:51,662 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 107 [2018-11-28 13:14:51,662 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 13:14:51,667 INFO L225 Difference]: With dead ends: 3348 [2018-11-28 13:14:51,667 INFO L226 Difference]: Without dead ends: 1673 [2018-11-28 13:14:51,670 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 133 GetRequests, 102 SyntacticMatches, 1 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 142 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=115, Invalid=877, Unknown=0, NotChecked=0, Total=992 [2018-11-28 13:14:51,672 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1673 states. [2018-11-28 13:14:51,729 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1673 to 1673. [2018-11-28 13:14:51,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1673 states. [2018-11-28 13:14:51,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1673 states to 1673 states and 2029 transitions. [2018-11-28 13:14:51,734 INFO L78 Accepts]: Start accepts. Automaton has 1673 states and 2029 transitions. Word has length 107 [2018-11-28 13:14:51,734 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 13:14:51,734 INFO L480 AbstractCegarLoop]: Abstraction has 1673 states and 2029 transitions. [2018-11-28 13:14:51,734 INFO L481 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-11-28 13:14:51,734 INFO L276 IsEmpty]: Start isEmpty. Operand 1673 states and 2029 transitions. [2018-11-28 13:14:51,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2018-11-28 13:14:51,738 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 13:14:51,739 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 13:14:51,739 INFO L423 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 13:14:51,739 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 13:14:51,739 INFO L82 PathProgramCache]: Analyzing trace with hash 1331917450, now seen corresponding path program 1 times [2018-11-28 13:14:51,739 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 13:14:51,739 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 13:14:51,740 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:14:51,740 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 13:14:51,740 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:14:51,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 13:14:51,812 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 21 proven. 4 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-28 13:14:51,812 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-28 13:14:51,813 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_eecc017d-e1ba-455f-a9c4-6de9a23a1a47/bin-2019/uautomizer/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-28 13:14:51,819 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 13:14:51,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 13:14:51,906 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 13:14:51,930 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-28 13:14:51,946 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-28 13:14:51,946 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 6 [2018-11-28 13:14:51,947 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-28 13:14:51,947 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-28 13:14:51,947 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2018-11-28 13:14:51,947 INFO L87 Difference]: Start difference. First operand 1673 states and 2029 transitions. Second operand 6 states. [2018-11-28 13:14:52,447 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 13:14:52,447 INFO L93 Difference]: Finished difference Result 3837 states and 4917 transitions. [2018-11-28 13:14:52,448 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-11-28 13:14:52,448 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 162 [2018-11-28 13:14:52,448 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 13:14:52,454 INFO L225 Difference]: With dead ends: 3837 [2018-11-28 13:14:52,455 INFO L226 Difference]: Without dead ends: 2508 [2018-11-28 13:14:52,457 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 174 GetRequests, 166 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2018-11-28 13:14:52,459 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2508 states. [2018-11-28 13:14:52,534 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2508 to 2183. [2018-11-28 13:14:52,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2183 states. [2018-11-28 13:14:52,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2183 states to 2183 states and 2661 transitions. [2018-11-28 13:14:52,540 INFO L78 Accepts]: Start accepts. Automaton has 2183 states and 2661 transitions. Word has length 162 [2018-11-28 13:14:52,541 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 13:14:52,541 INFO L480 AbstractCegarLoop]: Abstraction has 2183 states and 2661 transitions. [2018-11-28 13:14:52,541 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-28 13:14:52,541 INFO L276 IsEmpty]: Start isEmpty. Operand 2183 states and 2661 transitions. [2018-11-28 13:14:52,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-11-28 13:14:52,544 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 13:14:52,544 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 13:14:52,544 INFO L423 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 13:14:52,544 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 13:14:52,545 INFO L82 PathProgramCache]: Analyzing trace with hash 809644560, now seen corresponding path program 1 times [2018-11-28 13:14:52,545 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 13:14:52,545 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 13:14:52,545 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:14:52,546 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 13:14:52,546 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:14:52,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 13:14:52,655 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 20 proven. 2 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-28 13:14:52,655 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-28 13:14:52,655 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_eecc017d-e1ba-455f-a9c4-6de9a23a1a47/bin-2019/uautomizer/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-28 13:14:52,661 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 13:14:52,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 13:14:52,739 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 13:14:52,832 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-28 13:14:52,847 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-28 13:14:52,847 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [13] total 19 [2018-11-28 13:14:52,848 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-11-28 13:14:52,848 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-11-28 13:14:52,848 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=294, Unknown=0, NotChecked=0, Total=342 [2018-11-28 13:14:52,848 INFO L87 Difference]: Start difference. First operand 2183 states and 2661 transitions. Second operand 19 states. [2018-11-28 13:14:53,547 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 13:14:53,547 INFO L93 Difference]: Finished difference Result 3831 states and 4757 transitions. [2018-11-28 13:14:53,548 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-11-28 13:14:53,548 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 158 [2018-11-28 13:14:53,548 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 13:14:53,549 INFO L225 Difference]: With dead ends: 3831 [2018-11-28 13:14:53,549 INFO L226 Difference]: Without dead ends: 0 [2018-11-28 13:14:53,554 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 186 GetRequests, 155 SyntacticMatches, 1 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 142 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=115, Invalid=877, Unknown=0, NotChecked=0, Total=992 [2018-11-28 13:14:53,554 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-28 13:14:53,555 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-28 13:14:53,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-28 13:14:53,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-28 13:14:53,556 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 158 [2018-11-28 13:14:53,556 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 13:14:53,556 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-28 13:14:53,556 INFO L481 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-11-28 13:14:53,556 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-28 13:14:53,556 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-28 13:14:53,559 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-28 13:14:53,690 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:14:53,690 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:14:53,691 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:14:53,694 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:14:53,695 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:14:53,695 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:14:53,696 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:14:53,696 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:14:53,696 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:14:53,697 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:14:53,697 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:14:53,697 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:14:53,698 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:14:53,699 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:14:53,699 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:14:53,700 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:14:53,701 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:14:53,701 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:14:53,702 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:14:53,702 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:14:53,703 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:14:53,704 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:14:53,704 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:14:53,705 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:14:53,707 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:14:53,708 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:14:53,709 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:14:53,709 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:14:53,710 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:14:53,711 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:14:53,712 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:14:53,723 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:14:53,726 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:14:53,728 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:14:53,729 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:14:53,730 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:14:53,731 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:14:53,732 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:14:53,733 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:14:53,734 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:14:53,735 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:14:53,735 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:14:53,737 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:14:53,821 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:14:53,821 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:14:53,823 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:14:53,824 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:14:53,826 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:14:53,827 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:14:53,828 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:14:53,829 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:14:53,829 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:14:53,830 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:14:53,888 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:14:53,888 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:14:53,889 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:14:53,890 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:14:53,891 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:14:53,891 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:14:53,891 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:14:53,892 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:14:53,892 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:14:53,892 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:14:53,893 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:14:53,893 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:14:53,893 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:14:53,894 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:14:53,894 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:14:53,895 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:14:53,895 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:14:53,896 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:14:53,896 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:14:53,897 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:14:53,897 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:14:53,898 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:14:53,899 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:14:53,899 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:14:53,901 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:14:53,901 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:14:53,902 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:14:53,902 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:14:53,903 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:14:53,904 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:14:53,905 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:14:54,009 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:14:54,009 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:14:54,010 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:14:54,011 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:14:54,012 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:14:54,012 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:14:54,013 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:14:54,013 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:14:54,013 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:14:54,014 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:14:54,014 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:14:54,015 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:14:54,015 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:14:54,016 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:14:54,016 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:14:54,017 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:14:54,017 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:14:54,018 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:14:54,018 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:14:54,018 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:14:54,019 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:14:54,019 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:14:54,020 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:14:54,021 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:14:54,022 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:14:54,024 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:14:54,025 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:14:54,025 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:14:54,026 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:14:54,027 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:14:54,028 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:14:54,028 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:14:54,247 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:14:54,252 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:14:54,994 WARN L180 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 28 [2018-11-28 13:14:55,122 WARN L180 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 29 [2018-11-28 13:14:55,309 WARN L180 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 17 [2018-11-28 13:14:55,519 WARN L180 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 23 [2018-11-28 13:14:55,838 WARN L180 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 22 [2018-11-28 13:14:56,169 WARN L180 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 23 [2018-11-28 13:14:56,391 WARN L180 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 23 [2018-11-28 13:14:56,746 WARN L180 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 24 [2018-11-28 13:14:57,303 WARN L180 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 28 [2018-11-28 13:14:57,325 INFO L451 ceAbstractionStarter]: At program point select_helpersFINAL(lines 70 76) the Hoare annotation is: true [2018-11-28 13:14:57,325 INFO L448 ceAbstractionStarter]: For program point select_helpersEXIT(lines 70 76) no Hoare annotation was computed. [2018-11-28 13:14:57,325 INFO L448 ceAbstractionStarter]: For program point valid_productEXIT(lines 77 85) no Hoare annotation was computed. [2018-11-28 13:14:57,325 INFO L451 ceAbstractionStarter]: At program point valid_productENTRY(lines 77 85) the Hoare annotation is: true [2018-11-28 13:14:57,325 INFO L448 ceAbstractionStarter]: For program point valid_productFINAL(lines 77 85) no Hoare annotation was computed. [2018-11-28 13:14:57,326 INFO L444 ceAbstractionStarter]: At program point L578-1(line 578) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 13:14:57,326 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 572 594) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 13:14:57,326 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 572 594) no Hoare annotation was computed. [2018-11-28 13:14:57,326 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 572 594) no Hoare annotation was computed. [2018-11-28 13:14:57,326 INFO L444 ceAbstractionStarter]: At program point L584(line 584) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= main_~tmp~4 1) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 13:14:57,326 INFO L444 ceAbstractionStarter]: At program point L584-1(line 584) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= main_~tmp~4 1) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 13:14:57,326 INFO L448 ceAbstractionStarter]: For program point L582(lines 582 589) no Hoare annotation was computed. [2018-11-28 13:14:57,326 INFO L448 ceAbstractionStarter]: For program point L582-1(lines 582 589) no Hoare annotation was computed. [2018-11-28 13:14:57,326 INFO L448 ceAbstractionStarter]: For program point L580(line 580) no Hoare annotation was computed. [2018-11-28 13:14:57,327 INFO L444 ceAbstractionStarter]: At program point L579(line 579) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 13:14:57,327 INFO L444 ceAbstractionStarter]: At program point L578(line 578) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 13:14:57,327 INFO L448 ceAbstractionStarter]: For program point L738-1(line 738) no Hoare annotation was computed. [2018-11-28 13:14:57,327 INFO L448 ceAbstractionStarter]: For program point L736(lines 736 753) no Hoare annotation was computed. [2018-11-28 13:14:57,327 INFO L444 ceAbstractionStarter]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 732 756) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 0)) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1) (or (not (= ~methaneLevelCritical~0 1)) (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1))) [2018-11-28 13:14:57,327 INFO L444 ceAbstractionStarter]: At program point L751(line 751) the Hoare annotation is: (let ((.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0))) (and (or .cse0 .cse1 .cse2) (or .cse1 .cse2 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1))) [2018-11-28 13:14:57,327 INFO L448 ceAbstractionStarter]: For program point L751-1(lines 732 756) no Hoare annotation was computed. [2018-11-28 13:14:57,327 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 732 756) no Hoare annotation was computed. [2018-11-28 13:14:57,327 INFO L444 ceAbstractionStarter]: At program point L746(line 746) the Hoare annotation is: (let ((.cse1 (= 0 processEnvironment__wrappee__methaneQuery_~tmp~5)) (.cse2 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (= ~systemActive~0 0))) (and (or (not (= ~methaneLevelCritical~0 1)) (not (= 0 |old(~pumpRunning~0)|)) .cse0 (and .cse1 .cse2)) (or (and (= 0 ~pumpRunning~0) .cse1 .cse2) .cse0 (not (= ~methaneLevelCritical~0 0))))) [2018-11-28 13:14:57,327 INFO L444 ceAbstractionStarter]: At program point L742(line 742) the Hoare annotation is: (let ((.cse0 (<= 2 ~waterLevel~0)) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse2 (= ~systemActive~0 0))) (and (or (not (= ~methaneLevelCritical~0 1)) (and .cse0 .cse1) (not (= 0 |old(~pumpRunning~0)|)) .cse2) (or (and .cse0 (= 0 ~pumpRunning~0) .cse1) .cse2 (not (= ~methaneLevelCritical~0 0))))) [2018-11-28 13:14:57,328 INFO L448 ceAbstractionStarter]: For program point L740(lines 740 748) no Hoare annotation was computed. [2018-11-28 13:14:57,328 INFO L444 ceAbstractionStarter]: At program point L738(line 738) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 0)) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or (not (= ~methaneLevelCritical~0 1)) (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1) (or .cse0 (and (= 0 ~pumpRunning~0) .cse1) (not (= ~methaneLevelCritical~0 0))))) [2018-11-28 13:14:57,328 INFO L444 ceAbstractionStarter]: At program point L897(line 897) the Hoare annotation is: (let ((.cse2 (= |old(~systemActive~0)| 0)) (.cse3 (and (not (= ~systemActive~0 0)) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse6 (not (= |old(~systemActive~0)| 1))) (.cse5 (= ~systemActive~0 1)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse4 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1) (or .cse0 .cse2 .cse3) (or .cse2 .cse4 .cse3) (or .cse0 .cse5 .cse6) (or .cse6 .cse5 .cse4) (or .cse1 .cse4))) [2018-11-28 13:14:57,328 INFO L448 ceAbstractionStarter]: For program point stopSystemEXIT(lines 891 905) no Hoare annotation was computed. [2018-11-28 13:14:57,328 INFO L448 ceAbstractionStarter]: For program point L895(lines 895 901) no Hoare annotation was computed. [2018-11-28 13:14:57,328 INFO L444 ceAbstractionStarter]: At program point stopSystemENTRY(lines 891 905) the Hoare annotation is: (let ((.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse4 (= |old(~systemActive~0)| 0)) (.cse5 (and (not (= ~systemActive~0 0)) .cse0)) (.cse3 (not (= ~methaneLevelCritical~0 1))) (.cse7 (not (= |old(~systemActive~0)| 1))) (.cse6 (= ~systemActive~0 1)) (.cse2 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse4 .cse5) (or .cse3 .cse0 .cse1) (or .cse4 .cse2 .cse5) (or .cse3 .cse6 .cse7) (or .cse7 .cse6 .cse2)))) [2018-11-28 13:14:57,328 INFO L448 ceAbstractionStarter]: For program point stopSystemFINAL(lines 891 905) no Hoare annotation was computed. [2018-11-28 13:14:57,328 INFO L448 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 827 835) no Hoare annotation was computed. [2018-11-28 13:14:57,328 INFO L451 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 827 835) the Hoare annotation is: true [2018-11-28 13:14:57,328 INFO L448 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 827 835) no Hoare annotation was computed. [2018-11-28 13:14:57,328 INFO L448 ceAbstractionStarter]: For program point select_featuresEXIT(lines 63 69) no Hoare annotation was computed. [2018-11-28 13:14:57,328 INFO L451 ceAbstractionStarter]: At program point select_featuresFINAL(lines 63 69) the Hoare annotation is: true [2018-11-28 13:14:57,329 INFO L444 ceAbstractionStarter]: At program point runTestENTRY(lines 561 571) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 13:14:57,329 INFO L448 ceAbstractionStarter]: For program point runTestEXIT(lines 561 571) no Hoare annotation was computed. [2018-11-28 13:14:57,329 INFO L448 ceAbstractionStarter]: For program point runTestFINAL(lines 561 571) no Hoare annotation was computed. [2018-11-28 13:14:57,329 INFO L444 ceAbstractionStarter]: At program point L566(line 566) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 13:14:57,329 INFO L451 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 816 826) the Hoare annotation is: true [2018-11-28 13:14:57,329 INFO L448 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 816 826) no Hoare annotation was computed. [2018-11-28 13:14:57,329 INFO L448 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 816 826) no Hoare annotation was computed. [2018-11-28 13:14:57,329 INFO L451 ceAbstractionStarter]: At program point L821(line 821) the Hoare annotation is: true [2018-11-28 13:14:57,329 INFO L448 ceAbstractionStarter]: For program point L821-1(line 821) no Hoare annotation was computed. [2018-11-28 13:14:57,329 INFO L444 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 808 815) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 0)) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1))) [2018-11-28 13:14:57,329 INFO L448 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 808 815) no Hoare annotation was computed. [2018-11-28 13:14:57,330 INFO L448 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 808 815) no Hoare annotation was computed. [2018-11-28 13:14:57,330 INFO L444 ceAbstractionStarter]: At program point L768(line 768) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 1))) (.cse0 (= ~systemActive~0 0))) (and (or .cse0 (not (= ~methaneLevelCritical~0 0))) (or .cse1 (not (= 0 |old(~pumpRunning~0)|)) .cse0) (or (and (= processEnvironment_~tmp~6 ~methaneLevelCritical~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) .cse1 .cse0))) [2018-11-28 13:14:57,330 INFO L448 ceAbstractionStarter]: For program point L766(lines 766 774) no Hoare annotation was computed. [2018-11-28 13:14:57,330 INFO L444 ceAbstractionStarter]: At program point L764(line 764) the Hoare annotation is: (let ((.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse3 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0))) (and (or .cse0 .cse1 .cse2) (or .cse1 .cse2 .cse3) (or .cse4 .cse1 .cse3) (or .cse4 .cse0 .cse1))) [2018-11-28 13:14:57,330 INFO L448 ceAbstractionStarter]: For program point L764-1(line 764) no Hoare annotation was computed. [2018-11-28 13:14:57,330 INFO L448 ceAbstractionStarter]: For program point L762(lines 762 779) no Hoare annotation was computed. [2018-11-28 13:14:57,330 INFO L448 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 758 782) no Hoare annotation was computed. [2018-11-28 13:14:57,330 INFO L444 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 758 782) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 0)) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1))) [2018-11-28 13:14:57,330 INFO L444 ceAbstractionStarter]: At program point L777(line 777) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 0)) (.cse1 (and (= 0 ~pumpRunning~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1) (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 0))))) [2018-11-28 13:14:57,330 INFO L448 ceAbstractionStarter]: For program point L777-1(lines 758 782) no Hoare annotation was computed. [2018-11-28 13:14:57,331 INFO L444 ceAbstractionStarter]: At program point L772(line 772) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 0)) (.cse1 (not (= ~methaneLevelCritical~0 0)))) (and (or (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1) (or (not (= ~methaneLevelCritical~0 1)) .cse0) (or .cse0 (and (= processEnvironment_~tmp~6 ~methaneLevelCritical~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) .cse1))) [2018-11-28 13:14:57,331 INFO L448 ceAbstractionStarter]: For program point L683(lines 683 689) no Hoare annotation was computed. [2018-11-28 13:14:57,331 INFO L448 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 679 692) no Hoare annotation was computed. [2018-11-28 13:14:57,331 INFO L451 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 679 692) the Hoare annotation is: true [2018-11-28 13:14:57,331 INFO L448 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 679 692) no Hoare annotation was computed. [2018-11-28 13:14:57,331 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 724 730) no Hoare annotation was computed. [2018-11-28 13:14:57,331 INFO L451 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 724 730) the Hoare annotation is: true [2018-11-28 13:14:57,331 INFO L444 ceAbstractionStarter]: At program point L929(line 929) the Hoare annotation is: (let ((.cse0 (= 0 ~methaneLevelCritical~0)) (.cse2 (= 0 ~pumpRunning~0)) (.cse1 (= test_~splverifierCounter~0 0))) (or (and .cse0 (not (= ~systemActive~0 0)) .cse1) (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse2 (= ~methaneLevelCritical~0 1) .cse1) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse0 .cse2 .cse1))) [2018-11-28 13:14:57,331 INFO L444 ceAbstractionStarter]: At program point testENTRY(lines 907 972) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 13:14:57,331 INFO L448 ceAbstractionStarter]: For program point L927(lines 927 933) no Hoare annotation was computed. [2018-11-28 13:14:57,331 INFO L448 ceAbstractionStarter]: For program point L927-1(lines 927 933) no Hoare annotation was computed. [2018-11-28 13:14:57,332 INFO L448 ceAbstractionStarter]: For program point L919(lines 919 923) no Hoare annotation was computed. [2018-11-28 13:14:57,332 INFO L448 ceAbstractionStarter]: For program point testFINAL(lines 907 972) no Hoare annotation was computed. [2018-11-28 13:14:57,332 INFO L444 ceAbstractionStarter]: At program point L965(lines 916 966) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 13:14:57,332 INFO L444 ceAbstractionStarter]: At program point L955(line 955) the Hoare annotation is: (let ((.cse1 (= 0 ~pumpRunning~0)) (.cse4 (= ~methaneLevelCritical~0 1)) (.cse0 (= 0 ~methaneLevelCritical~0)) (.cse3 (not (= ~systemActive~0 0))) (.cse2 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 .cse2) (and .cse3 .cse4 .cse2) (and .cse1 .cse4 .cse2) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse0 .cse3 .cse2))) [2018-11-28 13:14:57,332 INFO L448 ceAbstractionStarter]: For program point L953(lines 953 959) no Hoare annotation was computed. [2018-11-28 13:14:57,332 INFO L444 ceAbstractionStarter]: At program point L953-1(lines 947 960) the Hoare annotation is: (let ((.cse1 (= 0 ~pumpRunning~0)) (.cse4 (= ~methaneLevelCritical~0 1)) (.cse0 (= 0 ~methaneLevelCritical~0)) (.cse3 (not (= ~systemActive~0 0))) (.cse2 (= test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2) (and .cse3 .cse4 .cse2) (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse1 .cse4 .cse2) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse0 .cse3 .cse2))) [2018-11-28 13:14:57,332 INFO L448 ceAbstractionStarter]: For program point L918(lines 917 964) no Hoare annotation was computed. [2018-11-28 13:14:57,332 INFO L448 ceAbstractionStarter]: For program point L947(lines 947 960) no Hoare annotation was computed. [2018-11-28 13:14:57,332 INFO L444 ceAbstractionStarter]: At program point L939(line 939) the Hoare annotation is: (let ((.cse1 (= 0 ~pumpRunning~0)) (.cse0 (= 0 ~methaneLevelCritical~0)) (.cse2 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 .cse2) (and .cse1 (= ~methaneLevelCritical~0 1) .cse2) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse0 (not (= ~systemActive~0 0)) .cse2))) [2018-11-28 13:14:57,332 INFO L448 ceAbstractionStarter]: For program point L937(lines 937 943) no Hoare annotation was computed. [2018-11-28 13:14:57,333 INFO L448 ceAbstractionStarter]: For program point L937-1(lines 937 943) no Hoare annotation was computed. [2018-11-28 13:14:57,333 INFO L448 ceAbstractionStarter]: For program point testEXIT(lines 907 972) no Hoare annotation was computed. [2018-11-28 13:14:57,333 INFO L444 ceAbstractionStarter]: At program point L962(lines 917 964) the Hoare annotation is: (let ((.cse1 (= 0 ~pumpRunning~0)) (.cse0 (= 0 ~methaneLevelCritical~0)) (.cse2 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 .cse2) (and .cse1 (= ~methaneLevelCritical~0 1) .cse2) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse0 (not (= ~systemActive~0 0)) .cse2))) [2018-11-28 13:14:57,333 INFO L444 ceAbstractionStarter]: At program point activatePump__wrappee__highWaterSensorENTRY(lines 783 790) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~pumpRunning~0)| ~pumpRunning~0) (= ~systemActive~0 0) (< ~waterLevel~0 2) (not (= ~methaneLevelCritical~0 0))) [2018-11-28 13:14:57,333 INFO L448 ceAbstractionStarter]: For program point activatePump__wrappee__highWaterSensorEXIT(lines 783 790) no Hoare annotation was computed. [2018-11-28 13:14:57,333 INFO L448 ceAbstractionStarter]: For program point activatePump__wrappee__highWaterSensorFINAL(lines 783 790) no Hoare annotation was computed. [2018-11-28 13:14:57,333 INFO L444 ceAbstractionStarter]: At program point L479(line 479) the Hoare annotation is: (let ((.cse1 (not (= 0 ~pumpRunning~0))) (.cse0 (not (= ~methaneLevelCritical~0 0)))) (and (or (= ~systemActive~0 0) .cse0) (or (not (= ~methaneLevelCritical~0 1)) .cse1) (or .cse1 .cse0))) [2018-11-28 13:14:57,333 INFO L448 ceAbstractionStarter]: For program point L477(lines 477 483) no Hoare annotation was computed. [2018-11-28 13:14:57,333 INFO L448 ceAbstractionStarter]: For program point L476(lines 476 486) no Hoare annotation was computed. [2018-11-28 13:14:57,333 INFO L444 ceAbstractionStarter]: At program point L474(line 474) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 0)))) (and (or (= ~systemActive~0 0) .cse0) (or (not (= 0 ~pumpRunning~0)) .cse0))) [2018-11-28 13:14:57,333 INFO L448 ceAbstractionStarter]: For program point L474-1(line 474) no Hoare annotation was computed. [2018-11-28 13:14:57,333 INFO L448 ceAbstractionStarter]: For program point L472(lines 472 489) no Hoare annotation was computed. [2018-11-28 13:14:57,334 INFO L448 ceAbstractionStarter]: For program point L472-1(lines 464 492) no Hoare annotation was computed. [2018-11-28 13:14:57,334 INFO L451 ceAbstractionStarter]: At program point L470(line 470) the Hoare annotation is: true [2018-11-28 13:14:57,334 INFO L448 ceAbstractionStarter]: For program point L470-1(line 470) no Hoare annotation was computed. [2018-11-28 13:14:57,334 INFO L451 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 464 492) the Hoare annotation is: true [2018-11-28 13:14:57,334 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__2EXIT(lines 464 492) no Hoare annotation was computed. [2018-11-28 13:14:57,334 INFO L451 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 456 463) the Hoare annotation is: true [2018-11-28 13:14:57,334 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1FINAL(lines 456 463) no Hoare annotation was computed. [2018-11-28 13:14:57,334 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1EXIT(lines 456 463) no Hoare annotation was computed. [2018-11-28 13:14:57,334 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-28 13:14:57,334 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= |old(~pumpRunning~0)| ~pumpRunning~0)) [2018-11-28 13:14:57,334 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-28 13:14:57,334 INFO L448 ceAbstractionStarter]: For program point L802-1(lines 791 807) no Hoare annotation was computed. [2018-11-28 13:14:57,335 INFO L448 ceAbstractionStarter]: For program point L798(lines 798 804) no Hoare annotation was computed. [2018-11-28 13:14:57,335 INFO L444 ceAbstractionStarter]: At program point L796(line 796) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse2 (= ~systemActive~0 0)) (.cse3 (< ~waterLevel~0 2))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse1 .cse2 .cse3 (not (= ~methaneLevelCritical~0 0))))) [2018-11-28 13:14:57,335 INFO L448 ceAbstractionStarter]: For program point activatePumpEXIT(lines 791 807) no Hoare annotation was computed. [2018-11-28 13:14:57,335 INFO L448 ceAbstractionStarter]: For program point L796-1(line 796) no Hoare annotation was computed. [2018-11-28 13:14:57,335 INFO L444 ceAbstractionStarter]: At program point activatePumpENTRY(lines 791 807) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse2 (= ~systemActive~0 0)) (.cse3 (< ~waterLevel~0 2))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse1 .cse2 .cse3 (not (= ~methaneLevelCritical~0 0))))) [2018-11-28 13:14:57,335 INFO L444 ceAbstractionStarter]: At program point L802(line 802) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0)) (.cse2 (< ~waterLevel~0 2))) (and (or .cse0 .cse1 (and (= activatePump_~tmp~7 ~methaneLevelCritical~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) .cse2 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2))) [2018-11-28 13:14:57,335 INFO L448 ceAbstractionStarter]: For program point L881(lines 881 885) no Hoare annotation was computed. [2018-11-28 13:14:57,335 INFO L448 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 872 890) no Hoare annotation was computed. [2018-11-28 13:14:57,335 INFO L451 ceAbstractionStarter]: At program point L879(line 879) the Hoare annotation is: true [2018-11-28 13:14:57,335 INFO L448 ceAbstractionStarter]: For program point L881-2(lines 881 885) no Hoare annotation was computed. [2018-11-28 13:14:57,335 INFO L448 ceAbstractionStarter]: For program point L879-1(line 879) no Hoare annotation was computed. [2018-11-28 13:14:57,335 INFO L451 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 872 890) the Hoare annotation is: true [2018-11-28 13:14:57,336 INFO L448 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 872 890) no Hoare annotation was computed. [2018-11-28 13:14:57,336 INFO L444 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 626 637) the Hoare annotation is: (let ((.cse1 (= 0 ~methaneLevelCritical~0)) (.cse0 (not (= |old(~methaneLevelCritical~0)| 0))) (.cse2 (not (= 0 ~pumpRunning~0)))) (and (or (= ~systemActive~0 0) .cse0 .cse1) (or .cse2 .cse1 .cse0) (or (not (= |old(~methaneLevelCritical~0)| 1)) .cse2 (= ~methaneLevelCritical~0 1)))) [2018-11-28 13:14:57,336 INFO L448 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 626 637) no Hoare annotation was computed. [2018-11-28 13:14:57,336 INFO L448 ceAbstractionStarter]: For program point L630-1(lines 626 637) no Hoare annotation was computed. [2018-11-28 13:14:57,336 INFO L448 ceAbstractionStarter]: For program point L704(lines 703 722) no Hoare annotation was computed. [2018-11-28 13:14:57,336 INFO L444 ceAbstractionStarter]: At program point timeShiftENTRY(lines 700 723) the Hoare annotation is: (let ((.cse1 (= ~systemActive~0 0)) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (.cse3 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2) (or .cse1 .cse3 .cse2) (or .cse0 .cse4 .cse2) (or .cse4 .cse2 .cse3))) [2018-11-28 13:14:57,336 INFO L448 ceAbstractionStarter]: For program point timeShiftEXIT(lines 700 723) no Hoare annotation was computed. [2018-11-28 13:14:57,336 INFO L444 ceAbstractionStarter]: At program point L713(line 713) the Hoare annotation is: (let ((.cse1 (= ~systemActive~0 0))) (let ((.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse5 (not (= ~methaneLevelCritical~0 1))) (.cse3 (not (= 0 |old(~pumpRunning~0)|))) (.cse4 (and (not .cse1) (= ~waterLevel~0 |old(~waterLevel~0)|)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse4 .cse2) (or .cse5 .cse1 .cse0) (or .cse5 .cse3 .cse4)))) [2018-11-28 13:14:57,336 INFO L444 ceAbstractionStarter]: At program point L711(lines 711 717) the Hoare annotation is: (let ((.cse1 (= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse6 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (let ((.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (and .cse1 .cse6)) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse5 (not (= ~methaneLevelCritical~0 1))) (.cse0 (= ~systemActive~0 0)) (.cse7 (= 0 ~pumpRunning~0))) (and (or (and (not .cse0) .cse1) .cse2 .cse3 .cse4) (or .cse5 .cse2 .cse3) (or .cse6 .cse0 (<= 2 ~waterLevel~0) .cse4 .cse7) (or .cse5 .cse0 .cse7)))) [2018-11-28 13:14:57,336 INFO L448 ceAbstractionStarter]: For program point timeShiftFINAL(lines 700 723) no Hoare annotation was computed. [2018-11-28 13:14:57,337 INFO L444 ceAbstractionStarter]: At program point L706(line 706) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse2 (= ~systemActive~0 0)) (.cse3 (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse4 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1) (or .cse0 .cse2 .cse3) (or .cse2 .cse3 .cse4) (or .cse1 .cse4))) [2018-11-28 13:14:57,337 INFO L448 ceAbstractionStarter]: For program point cleanupEXIT(lines 496 525) no Hoare annotation was computed. [2018-11-28 13:14:57,337 INFO L448 ceAbstractionStarter]: For program point L510(lines 510 514) no Hoare annotation was computed. [2018-11-28 13:14:57,337 INFO L451 ceAbstractionStarter]: At program point L510-1(lines 510 514) the Hoare annotation is: true [2018-11-28 13:14:57,337 INFO L451 ceAbstractionStarter]: At program point cleanupENTRY(lines 496 525) the Hoare annotation is: true [2018-11-28 13:14:57,337 INFO L448 ceAbstractionStarter]: For program point L507(line 507) no Hoare annotation was computed. [2018-11-28 13:14:57,337 INFO L451 ceAbstractionStarter]: At program point L506-2(lines 506 520) the Hoare annotation is: true [2018-11-28 13:14:57,337 INFO L451 ceAbstractionStarter]: At program point L502(line 502) the Hoare annotation is: true [2018-11-28 13:14:57,337 INFO L448 ceAbstractionStarter]: For program point L502-1(line 502) no Hoare annotation was computed. [2018-11-28 13:14:57,337 INFO L451 ceAbstractionStarter]: At program point L521(lines 496 525) the Hoare annotation is: true [2018-11-28 13:14:57,337 INFO L448 ceAbstractionStarter]: For program point L517(line 517) no Hoare annotation was computed. [2018-11-28 13:14:57,337 INFO L451 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 638 646) the Hoare annotation is: true [2018-11-28 13:14:57,338 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 638 646) no Hoare annotation was computed. [2018-11-28 13:14:57,338 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 638 646) no Hoare annotation was computed. [2018-11-28 13:14:57,338 INFO L444 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 602 613) the Hoare annotation is: (let ((.cse1 (= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse0 (= ~systemActive~0 0))) (and (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1) (or (not (= ~methaneLevelCritical~0 1)) .cse1 .cse0))) [2018-11-28 13:14:57,338 INFO L448 ceAbstractionStarter]: For program point L606-1(lines 602 613) no Hoare annotation was computed. [2018-11-28 13:14:57,338 INFO L448 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 602 613) no Hoare annotation was computed. [2018-11-28 13:14:57,338 INFO L448 ceAbstractionStarter]: For program point setupEXIT(lines 553 559) no Hoare annotation was computed. [2018-11-28 13:14:57,338 INFO L451 ceAbstractionStarter]: At program point setupFINAL(lines 553 559) the Hoare annotation is: true [2018-11-28 13:14:57,338 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-28 13:14:57,338 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1)) [2018-11-28 13:14:57,338 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-28 13:14:57,338 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-28 13:14:57,338 INFO L448 ceAbstractionStarter]: For program point waterRiseEXIT(lines 614 625) no Hoare annotation was computed. [2018-11-28 13:14:57,338 INFO L448 ceAbstractionStarter]: For program point L618-1(lines 614 625) no Hoare annotation was computed. [2018-11-28 13:14:57,339 INFO L444 ceAbstractionStarter]: At program point waterRiseENTRY(lines 614 625) the Hoare annotation is: (let ((.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse0 (= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse1 (not (= 0 ~pumpRunning~0)))) (and (or .cse0 .cse1 .cse2) (or (= ~systemActive~0 0) .cse2 .cse0) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1))) [2018-11-28 13:14:57,339 INFO L448 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 40 47) no Hoare annotation was computed. [2018-11-28 13:14:57,339 INFO L448 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2018-11-28 13:14:57,339 INFO L451 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 40 47) the Hoare annotation is: true [2018-11-28 13:14:57,339 INFO L448 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 40 47) no Hoare annotation was computed. [2018-11-28 13:14:57,349 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 01:14:57 BoogieIcfgContainer [2018-11-28 13:14:57,349 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-28 13:14:57,349 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-28 13:14:57,350 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-28 13:14:57,350 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-28 13:14:57,350 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 01:14:48" (3/4) ... [2018-11-28 13:14:57,353 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-28 13:14:57,357 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-11-28 13:14:57,358 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-11-28 13:14:57,358 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-28 13:14:57,358 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__methaneQuery [2018-11-28 13:14:57,358 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure stopSystem [2018-11-28 13:14:57,358 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-11-28 13:14:57,358 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-11-28 13:14:57,358 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-11-28 13:14:57,358 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-11-28 13:14:57,358 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-28 13:14:57,358 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-11-28 13:14:57,358 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterSensorDry [2018-11-28 13:14:57,358 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-11-28 13:14:57,358 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-11-28 13:14:57,358 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump__wrappee__highWaterSensor [2018-11-28 13:14:57,358 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification2_spec__2 [2018-11-28 13:14:57,358 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification2_spec__1 [2018-11-28 13:14:57,358 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-28 13:14:57,358 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump [2018-11-28 13:14:57,358 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterLevel [2018-11-28 13:14:57,358 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-28 13:14:57,359 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-28 13:14:57,359 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-28 13:14:57,359 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-11-28 13:14:57,359 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-11-28 13:14:57,359 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-11-28 13:14:57,359 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-28 13:14:57,359 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-11-28 13:14:57,363 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 49 nodes and edges [2018-11-28 13:14:57,363 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2018-11-28 13:14:57,364 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2018-11-28 13:14:57,364 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-11-28 13:14:57,364 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-28 13:14:57,364 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-28 13:14:57,385 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((!(0 == \old(pumpRunning)) || ((0 == methaneLevelCritical && 0 == pumpRunning) && splverifierCounter == 0)) || ((0 == pumpRunning && methaneLevelCritical == 1) && splverifierCounter == 0)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0)) || ((0 == methaneLevelCritical && !(systemActive == 0)) && splverifierCounter == 0) [2018-11-28 13:14:57,385 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) [2018-11-28 13:14:57,418 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_eecc017d-e1ba-455f-a9c4-6de9a23a1a47/bin-2019/uautomizer/witness.graphml [2018-11-28 13:14:57,418 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-28 13:14:57,419 INFO L168 Benchmark]: Toolchain (without parser) took 10138.47 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 379.1 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -161.1 MB). Peak memory consumption was 217.9 MB. Max. memory is 11.5 GB. [2018-11-28 13:14:57,419 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 13:14:57,419 INFO L168 Benchmark]: CACSL2BoogieTranslator took 362.22 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 114.3 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -153.0 MB). Peak memory consumption was 27.6 MB. Max. memory is 11.5 GB. [2018-11-28 13:14:57,420 INFO L168 Benchmark]: Boogie Procedure Inliner took 23.83 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 13:14:57,420 INFO L168 Benchmark]: Boogie Preprocessor took 27.15 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-28 13:14:57,420 INFO L168 Benchmark]: RCFGBuilder took 463.19 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 50.3 MB). Peak memory consumption was 50.3 MB. Max. memory is 11.5 GB. [2018-11-28 13:14:57,420 INFO L168 Benchmark]: TraceAbstraction took 9190.17 ms. Allocated memory was 1.1 GB in the beginning and 1.4 GB in the end (delta: 264.8 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -72.2 MB). Peak memory consumption was 502.0 MB. Max. memory is 11.5 GB. [2018-11-28 13:14:57,420 INFO L168 Benchmark]: Witness Printer took 68.72 ms. Allocated memory is still 1.4 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 11.1 MB). Peak memory consumption was 11.1 MB. Max. memory is 11.5 GB. [2018-11-28 13:14:57,422 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 362.22 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 114.3 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -153.0 MB). Peak memory consumption was 27.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 23.83 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 27.15 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 463.19 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 50.3 MB). Peak memory consumption was 50.3 MB. Max. memory is 11.5 GB. * TraceAbstraction took 9190.17 ms. Allocated memory was 1.1 GB in the beginning and 1.4 GB in the end (delta: 264.8 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -72.2 MB). Peak memory consumption was 502.0 MB. Max. memory is 11.5 GB. * Witness Printer took 68.72 ms. Allocated memory is still 1.4 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 11.1 MB). Peak memory consumption was 11.1 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 44]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 917]: Loop Invariant Derived loop invariant: (((((!(0 == \old(pumpRunning)) || ((0 == methaneLevelCritical && 0 == pumpRunning) && splverifierCounter == 0)) || ((0 == pumpRunning && methaneLevelCritical == 1) && splverifierCounter == 0)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0)) || ((0 == methaneLevelCritical && !(systemActive == 0)) && splverifierCounter == 0) - InvariantResult [Line: 506]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 496]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 916]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 29 procedures, 154 locations, 1 error locations. SAFE Result, 9.1s OverallTime, 11 OverallIterations, 4 TraceHistogramMax, 3.1s AutomataDifference, 0.0s DeadEndRemovalTime, 3.7s HoareAnnotationTime, HoareTripleCheckerStatistics: 2182 SDtfs, 1541 SDslu, 8035 SDs, 0 SdLazy, 3721 SolverSat, 370 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 567 GetRequests, 456 SyntacticMatches, 3 SemanticMatches, 108 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 306 ImplicationChecksByTransitivity, 0.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2183occurred in iteration=10, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 11 MinimizatonAttempts, 486 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 65 LocationsWithAnnotation, 4297 PreInvPairs, 4655 NumberOfFragments, 1634 HoareAnnotationTreeSize, 4297 FomulaSimplifications, 11951 FormulaSimplificationTreeSizeReduction, 0.7s HoareSimplificationTime, 65 FomulaSimplificationsInter, 27795 FormulaSimplificationTreeSizeReductionInter, 2.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 1450 NumberOfCodeBlocks, 1450 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 1436 ConstructedInterpolants, 0 QuantifiedInterpolants, 259959 SizeOfPredicates, 6 NumberOfNonLiveVariables, 2609 ConjunctsInSsa, 22 ConjunctsInUnsatCore, 14 InterpolantComputations, 11 PerfectInterpolantSequences, 207/215 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...